started: true,
			},
			wantManifests: map[name.ComponentName][]string{},
			wantErrs: util.Errors{
				fmt.Errorf("component Base not started in RenderManifest"),
				fmt.Errorf("component Pilot not started in RenderManifest"),
				fmt.Errorf("component Cni not started in RenderManifest"),
			},
		},
		{
			desc: "operator-not-started",
			testOperator: &IstioControlPlane{
				components: []component.IstioComponent{

			return err
		}
	}
	i.started = true
	return nil
}

// RenderManifest returns a manifest rendered against
func (i *IstioControlPlane) RenderManifest() (manifests name.ManifestMap, errsOut util.Errors) {
	if !i.started {
		return nil, util.NewErrs(fmt.Errorf("istioControlPlane must be Run before calling RenderManifest"))
	}

	manifests = make(name.ManifestMap)
	for _, c := range i.components {

	c.started = true
	return nil
}

// renderManifest renders the manifest for the component defined by c and returns the resulting string.
func renderManifest(cf *IstioComponentBase) (string, error) {
	if !cf.started {
		metrics.CountManifestRenderError(cf.ComponentName(), metrics.RenderNotStartedError)
		return "", fmt.Errorf("component %s not started in RenderManifest", cf.CommonComponentFields.ComponentName)
	}

func (h *Renderer) Run() error {
	if err := h.loadChart(); err != nil {
		return err
	}

	h.started = true
	return nil
}

// RenderManifest renders the current helm templates with the current values and returns the resulting YAML manifest string.
func (h *Renderer) RenderManifest(values string) (string, error) {
	if !h.started {
		return "", fmt.Errorf("fileTemplateRenderer for %s not started in renderChart", h.componentName)
	}

	if err != nil {
		return nil, err
	}
	if err := cp.Run(); err != nil {
		return nil, fmt.Errorf("failed to create Istio control plane with spec: \n%v\nerror: %s", iopSpec, err)
	}

	manifests, errs := cp.RenderManifest()
	if errs != nil {
		err = errs.ToError()
	}

	h.manifests = manifests

	return manifests, err

type TemplateRenderer interface {
	// Run starts the renderer and should be called before using it.
	Run() error
	// RenderManifest renders the associated helm charts with the given values YAML string and returns the resulting
	// string.
	RenderManifest(values string) (string, error)
	// RenderManifestFiltered filters manifests to render by template file name

					if err.Error() != tt.wantErr.Error() {
						t.Errorf("%s: expected err: %q got %q", tt.desc, tt.wantErr.Error(), err.Error())
					}
				}
			}
			if res, err := tt.objFileTemplateReader.RenderManifest(tt.inValues); res != tt.wantResult ||
				((tt.wantErr != nil && err == nil) || (tt.wantErr == nil && err != nil)) {
				t.Errorf("%s: \nexpected vals: \n%v\n\nexpected err:%v\ngot vals:\n%v\n\n got err %v",

		ImagePullSecrets:  ocArgs.imagePullSecrets,
		Revision:          ocArgs.revision,
	}
	vals, err := util.RenderTemplate(tmpl, tv)
	if err != nil {
		return "", "", err
	}
	manifest, err := r.RenderManifest(vals)
	return vals, manifest, err
}

// deploymentExists returns true if the given deployment in the namespace exists.
func deploymentExists(cs kubernetes.Interface, namespace, name string) (bool, error) {

	f := fuzz.NewConsumer(data)
	f.AllowUnexportedFields()

	cp := &controlplane.IstioControlPlane{}
	err := f.GenerateStruct(cp)
	if err != nil {
		return 0
	}
	_, _ = cp.RenderManifest()
	return 1
}

func FuzzOverlayIOP(data []byte) int {
	f := fuzz.NewConsumer(data)

	base, err := f.GetString()
	if err != nil {
		return 0
	}
	overlay, err := f.GetString()

	}
	cp, err := controlplane.NewIstioControlPlane(iop.Spec, t, nil, ver)
	if err != nil {
		return 0, 0, 0, err
	}
	if err := cp.Run(); err != nil {
		return 0, 0, 0, err
	}

	manifests, errs := cp.RenderManifest()
	if len(errs) > 0 {
		return 0, 0, 0, errs.ToError()
	}

	builder := resource.NewBuilder(v.client.UtilFactory()).ContinueOnError().Unstructured()
	for cat, manifest := range manifests {